#include <bits/stdc++.h>
using namespace std;
#define yes cout<<"YES"<<endl
#define no cout<<"NO"<<endl
using ll = long long;
ll n;
ll mp[10][10],vis[10][10];
void dfs(int num)
{
    if(num==n)
    {

    }

    
}
void solve()
{
    cin >> n;
    dfs(0);
}
int main()
{
    int t = 1;
    //cin >> t;
    while(t--)
    {
        solve();
    }
   return 0;
}
